Instrumentation (AMME2700) 1 Instrumentation Dr. Xiaofeng Wu.

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Presentation transcript:

Instrumentation (AMME2700) 1 Instrumentation Dr. Xiaofeng Wu

Instrumentation (AMME2700) Filter Stuctures: Sallen-Key (Low-Pass)

Instrumentation (AMME2700) Sallen-Key (High Pass)

Instrumentation (AMME2700) Sallen-Key (Band Pass)

Instrumentation (AMME2700) Filter Structure: Cascaded

Instrumentation (AMME2700) Cascaded Structure 2 nd order Low Pass Filter: 2 nd order High Pass Filter: 2 nd order Band Pass Filter:

Instrumentation (AMME2700) Example 1  Please design a 2 nd order low pass filter with k=2, Q=0.4 and ω=2 7

Instrumentation (AMME2700) Example 2  Please design the filter circuit with the transfer function 8

Instrumentation (AMME2700) Instrumentation Power Supply Transducer Signal Conditioning Circuits Amplifier Recorder Data Processor Controller Command

Instrumentation (AMME2700) Principle of Digital Systems: Sampling

Instrumentation (AMME2700) Sampling Rate

Instrumentation (AMME2700) Digital to Analogue Converter

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